diff --git a/chapter04/settingenviron.xml b/chapter04/settingenviron.xml
index 32aac0c78..8627e9af5 100644
--- a/chapter04/settingenviron.xml
+++ b/chapter04/settingenviron.xml
@@ -118,7 +118,7 @@ EOF</userinput></screen>
     </varlistentry>
 
     <varlistentry>
-      <term><parameter>LFS_TGT=(uname -m)-lfs-linux-gnu</parameter></term>
+      <term><parameter>LFS_TGT=$(uname -m)-lfs-linux-gnu</parameter></term>
       <listitem>
   <para>The <envar>LFS_TGT</envar> variable sets a non-default, but compatible machine
   description for use when building our cross-compiler and linker and when
diff --git a/chapter10/grub.xml b/chapter10/grub.xml
index f3ffc8ab8..965fa56c3 100644
--- a/chapter10/grub.xml
+++ b/chapter10/grub.xml
@@ -141,6 +141,7 @@ xorriso -as cdrecord -v dev=/dev/cdrw blank=as_needed grub-img.iso</userinput></
 set default=0
 set timeout=5
 
+insmod part_gpt
 insmod ext2
 set root=(hd0,2)
 
diff --git a/obfuscate.sh b/obfuscate.sh
index dd2bf24d2..a01cc58b6 100644
--- a/obfuscate.sh
+++ b/obfuscate.sh
@@ -4,7 +4,7 @@
 # obfuscate email addresses in XML/HTML
 # Script written (and slight perl modification) by Archaic <archaic AT linuxfromscratch D0T org>
 # Modified from "sed -i" to old style "sed -e" by Manuel Canales <manuel AT linuxfromscratch D0T org>
-# to prevent hangs on very long files, like nonckunked books.
+# to prevent hangs on very long files, like nonchunked books.
 # Original Perl expression by Anderson Lizardo <lizardo AT linuxfromscratch D0T org>
 # Released under the GNU General Public License
 #